Definitions from Black's Law Dictionary: 2nd Edition and Ballentine's Law Dictionary as are available for each term in each dictionary.
  • B.F
    Ballentine's Law Dictionary

    Bonum factum. A good deed; a valid decree.

  • Black's Law Dictionary: 2nd Edition

    An abbreviation for bonum foetum, a good or proper act, deed or decree; signifies "approved."